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Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Oilfield Services has submitted a patent application for Multifunctional Sidewall Contact Device and Use Method Thereof. Huang Lin, Wang Yeliang, Fu Guanjie, Li Qian, Shan Wei, Chen Ming, Feng Shuo, Li Kun and Huang Junhui developed the invention. The patent application number is CN202511667035 202511..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute patent application for Carbonate Rock Sedimentary Facies-based Oil and Gas Reservoir Forming Evaluation Method and Device. Guo Fengtao, Fan Qingkai, Zhang Zhongmin, Gao Min..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has received Sinopec Oilfield Service, Sinopec Shengli Petroleum Engineering and Downhole Operation Co Sinopec Shengli Petroleum Engineering patent application for Underground Ultrasonic Detection Device. Li Dong, Sun Jingguang, Shi Yuzhao, Li Jingyuan, Wu Yanhua and..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has published Daqing Oilfield and PetroChina patent application for Carbonate Reservoir Fine Acid Fracturing Process Determination Method. The invention was developed by Gai Xiangfu, Li Guo, Li Qingsong, Ma Wenhai, Guo Hongguang, Wang Lichao, Shan Yongzhuo, Kang Yan,..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has received Daqing Oilfield and PetroChina patent application for Blowout Preventer in Oil Pipe and Using Method of Blowout Preventer. Li Long, Hao Jiannan, Zhang Shizheng, Zhang Guipeng, Kong Weiguang, Qu Zhongliang, Yuan Xin and Wang Shuo developed the invention. ..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has published China University of Petroleum, Beijing and Zhanjiang Branch of China National Offshore Oil patent application for Bypass Circulation Mechanism and System for Half-way Well Cementation of Oil and Gas Well. The invention was developed by Yu Yi, Yang Jin, ..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has published Southwest Petroleum Eng Co Ltd Sinopec and Sinopec Southwest Petroleum Engineering Co Ltd Drilling Engineering Institute patent application for Drill Rod Power Tong Oscillation Pulse Unbuckling Device and Using Method. The invention was developed by Wan..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has released Sinopec Oilfield Service, Sinopec Shengli Petroleum Engineering and Intelligent Information Tech Support Center Of Sinopec Shengli Petroleum Engineering Co Ltd patent application for Fluid Circulation Device and System for Drilling Equipment. This invent..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- Southwest Petroleum University has submitted a patent application for Novel Cross-linking Agent and Formation Fluid Steering System. This invention was developed by Fang Shenwen, Huang Guoxiang, Ren Cuiting, Chen Ting and Duan Ming. The patent application number is CN202511555863 20251029. The patent public..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Yangzi Petrochemical patent application for Preparation Method of Branched Polyethylene and Branched Polyethylene Obtained by Method. Guo Feng, Bian Zheng, Yang Bingqian, Jing Kun, Wang Wenrui and Li Chuanfeng devel..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Yangzi Petrochemical patent application for Composite Catalyst Composition and Preparation Method of Branched Polyethylene. Guo Feng, Bian Zheng, Xia Huimin, Jing Kun, Wang Wenrui and Li Chuanfeng developed the inve..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has published China Petroleum & Chemical, Sinopec Shanghai Petrochemical Res Institute Co Ltd and Tsinghua University patent application for Method for Continuously Producing Vinylation Reaction Catalyst. The invention was developed by Liu Haoxin, Chu Bozhao, Wang Ju..

Oil & Gas

  |  Sun 10 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute patent application for Geological Entity Similarity Sorting Method Based on Knowledge Graph. The invention was developed by Tang Xianmin, Shang Bohai, Wang Ming, Guo Panho..

Oil & Gas

  |  Sun 10 May 2026

Alexandria, May 11 -- U.S. Patent and Trademark Office has released Liebherr-Components Deggendorf patent application for Injector for Injecting Gas. This invention was developed by Seidl Martin. The patent application number is US202218706342 20221104. The patent publication number is US20260126020 (A1). International Patent..

Oil & Gas

  |  Sun 10 May 2026

Alexandria, May 11 -- U.S. Patent and Trademark Office has published Binstock Jordan patent application for Desander for a Downhole Assembly. The invention was developed by Binstock Jordan. The patent application number is US202519230445 20250606. The patent publication number is US20260125976 (A1). International Patent Class..

Oil & Gas

  |  Sun 10 May 2026

Alexandria, May 11 -- ExxonMobil Technology And Engineering Co has sought patent for Methods and Apparatuses for Automatically Improving Well Management in Systems of Wells. This invention was developed by Zhang Lingxiao, Ahn Chong Hyun, Yuan Ge, Nallapusala Manjunath R, El-bakry Amr S, Karantinos Emmanouil, Adair Neal L, Argyle..

Oil & Gas

  |  Sun 10 May 2026

Alexandria, May 11 -- U.S. Patent and Trademark Office has published Downing Wellhead Equipment LLC patent application for Oil and Gas Operations with Valve Operably Coupled to Wellhead. The invention was developed by Beason Ronnie B and Cannon Nicholas J. The patent application number is US202619439647 20260105. The patent p..

Oil & Gas

  |  Sun 10 May 2026

Alexandria, May 11 -- ExxonMobil Technology And Engineering Co has applied United States patent for Methane Conversion System and Methods Thereof. Zhao Lin, Aminfard Sam and Angle Jordan C developed it. The patent application number is US202319117541 20230929. The patent publication number is US20260125714 (A1). International..

Oil & Gas

  |  Sun 10 May 2026

Beijing, May 11 -- Southwest Petroleum University has submitted a patent application for Improved Data Processing Method for Testing Original Microscopic Wettability of Shale. This invention was developed by Wang Shuoshi, Peng Gan, Luo Junfei, Guo Ping, Wang Zhouhua, Hu Yisheng, Liu Huang and Tu Hanmin. The patent application..

Oil & Gas

  |  Sun 10 May 2026

Beijing, May 11 -- Wuhan University of Technology has sought patent for Method and Device for Evaluating Carbon Dioxide Absorption Performance of Material. This invention was developed by Liu Zhichao, Tan Yicheng and Wang Fazhou. The patent application number is CN202511652181 20251112. The patent publication number is CN1212..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- Southwest Petroleum University has submitted a patent application for High-temperature and High-pressure Multifunctional Rock Expansion Evaluation Instrument. This invention was developed by You Lijun, Zhang Chi, Xie Yunsong and Tong Jian. The patent application number is CN202511618979 20251106. The patent..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd patent application for Triaxial Pressure Chamber. Zhou Zhongming, Chen Junhai, Li Shouding, Sun Lianhuan, Zhang Baoping and Bao Hongzhi developed the invention. ..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has released MCC Inspection and Certification patent application for Carbon Dioxide Emission Monitoring Device and Online Monitoring Method Thereof. This invention was developed by Chen Jie, Li Xiaobin, Lyu Shanglin, Deng Wenli and Zhang Ranran. The patent applica..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has published Daqing Oilfield and PetroChina patent application for Rack Type Chain Tensioner. The invention was developed by Wang Qiang, Zhao Lijuan, Du Xiaoming, Zhang Xin, Du Jun, Lu Hongliang, Zhang Nan, Lyu Xin and Wang Shuo. The patent application number is ..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd patent application for Preparation Method of Cathode Coated Asphalt. This invention was developed by Liu Xingyu, Zhang Xinyue, Zhao Guoli, Wang Shaojun and Yang..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd patent application for Preparation Method of Alumina-MOF (metal Organic Framework) Integral Material. The invention was developed by Wang Xueli, Yang Weiya, Zh..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has released Sinopec Oilfield Service, Sinopec Zhongyuan Petroleum Eng Ltd and Drilling Eng Tech Res Institute Sinopec Zhongyuan Petroleum Eng Co Ltd patent application for Method for Synthesizing Low-algebraic Polyamide-amine Through Continuous Feeding and Applicati..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Shanghai Petrochemical patent application for Carbon Fiber Modified Sizing Agent as Well as Preparation Method and Application Thereof. Zhou Fei, Cheng Chao, Shi Menglin, Liu Bolun, Xi Jun and Li Chenghua developed ..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has released Xi'an Modern Chemistry Research Institute patent application for Method for Preparing N-methyl Arylamine from Nitro-aromatic Hydrocarbon. This invention was developed by Guo Wangjun, Wang Wenyan, Gao Qiang, Yang Shishan, Li Yang, Mi Yangli, Zhang Fubao, ..

Oil & Gas

  |  Sun 10 May 2026

Alexandria, May 11 -- Yantai Jereh Oilfield Services Group has applied United States patent for Valve Fault Detection Method and Apparatus. Wang Xinmeng, Wang Zongwen, Li Tao and Sun Minghua developed it. The patent application number is US202519435441 20251229. The patent publication number is US20260126130 (A1). Internation..

Oil & Gas

  |  Sun 10 May 2026

Alexandria, May 11 -- SPM Oil & Gas has submitted a patent application for Retaining Kit for Securing a Port Nut. This invention was developed by Haiderer Jeffrey R, Ki Jeongpill, Kumar Chandu and Rubalcava Albert. The patent application number is US202418935434 20241102. The patent publication number is US20260126034 (A1). I..

Oil & Gas

  |  Sun 10 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Zhongyuan Oilfield Company patent application for Breaking Joint Belt Identification Method. This invention was developed by Zhan Xiaogang, Ouyang Tianzi, Liu Yuzeng, Liu Xiaomin, Fu Ruixiang and Zhao Junxing. Th..

Oil & Gas

  |  Sun 10 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Northwest Oil Field patent application for Method for Predicting Neonatology Gypsum Salt Rock and Blocking Layer of Salt Bottom. The invention was developed by Xiao Qiang, Zhu He, Zhu Zhendao, Bahetiar Ainiwaer and..

Oil & Gas

  |  Sun 10 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has released Daqing Oilfield and PetroChina patent application for Automatic Continuous Processing Method for Seismic Attributes of Multiple Three-dimensional Seismic Work Areas. This invention was developed by Dong Meng, Sha Zonglun, Yu Dongxu, Jia Hongbing, Kong Fa..

Oil & Gas

  |  Sun 10 May 2026

Alexandria, May 11 -- UOP has submitted a patent application for Method for Producing Hydroisomerized And/or Hydrocracked Hydrocarbons with Hierarchical Zeolitic Materials. This invention was developed by Schaal Melanie, Koster Susan C, Sheets William Christopher, Hodge Kelsey L, Sylejmani-rekaliu Mimoza, Moscoso Jaime G and Bog..

Oil & Gas

  |  Sun 10 May 2026

Alexandria, May 11 -- SK Innovation has filed a patent application for Catalyst for Fischer-tropsch Reaction and Method of Preparing the Same. This invention was developed by Lee Chang Q, Lee Ho Jeong, Lee Seung Woo and Lim Yun Ji. The patent application number is US202519362497 20251020. The patent publication number is US20..

Oil & Gas

  |  Sun 10 May 2026

Alexandria, May 11 -- Eidon LLC has sought patent for Increasing Gas Absorption into Liquid. This invention was developed by Johnson Roger N. The patent application number is US202519417876 20251212. The patent publication number is US20260124574 (A1). International Patent Classification codes are B01D53/14 and B01D53/18. Coo..

Oil & Gas

  |  Sun 10 May 2026

Alexandria, May 11 -- Indian Oil has submitted a patent application for Process for Capturing Carbon Dioxide Using Bio-digester Slurry Leading to Manure Quality Improvement. Sahoo Prakash Chandra, Kumar Manoj, Gupta Ravi Prakash, Bhattacharyya Debasis and Ramakumar Sankara Sri Venkata developed the invention. The patent appli..

Oil & Gas

  |  Sun 10 May 2026

Alexandria, May 11 -- Integrated Global Services Inc has submitted a patent application for Methods and Systems to Trap Particulates Removed from Screen Assemblies. This invention was developed by Watson Morgan Louis and Kline Andrew Scott. The patent application number is US202418938707 20241106. The patent publication numbe..

Oil & Gas

  |  Sun 10 May 2026

Alexandria, May 11 -- Taiwan Carbon Nano Technology has filed a patent application for Catalyst-coated Membrane for Gas Reaction and Manufacturing Method Thereof. This invention was developed by Lee Kuang-che, Li Chia-hung and Tsai Chun-hsien. The patent application number is US202418940098 20241107. The patent publication nu..

Oil & Gas

  |  Sun 10 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has released Southwest Petroleum University patent application for Oil and Gas Pipeline Magnetic Flux Leakage Detection Defect Quantification Method Based on Composite Convolutional Neural Network. This invention was developed by Mo Li, Liu Liang and Chen Chao. Th..

Oil & Gas

  |  Sun 10 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute patent application for Dynamic Monitoring Device and Method for Crack Propagation in Fracturing Test. This invention was developed by Li Fengxia, Huang Xin, Zhou Tong, Wang..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Sales Co Ltd patent application for Compact Double-channel Gas Filling Device Integrated on Gas Filling Machine. This invention was developed by Shang Zilong, Ye Weichang and Hu Wenqin. The patent application num..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has received Sinopec Oilfield Service and Sinopec Pipeline Tech Service Co Ltd patent application for Control System of Self-crawling Inner Detector of Newly-built Long Oil and Gas Conveying Pipeline. Guo Yunteng, Li Yaoming, Yang Lijian, Wang Bingxian, Zhu Yakai, Zh..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd patent application for Cracking C9 Hydrogenation and Aviation Kerosene Hydrogenation Coupling Process. The invention was developed by Dai Meng, Ding He, Xu Dah..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd patent application for Work Starting Method of Diesel Hydrogenation Process. The invention was developed by Sun Jin, Liu Mingrui, Guo Rong, Duan Weiyu and Niu ..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd patent application for Shutdown Method of Diesel Oil Liquid Phase Hydrogenation Reaction System. This invention was developed by Xu Dahai, Chen Lin, Niu Shikun,..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd patent application for Shutdown Method of Diesel Oil Liquid Phase Hydrogenation Device. This invention was developed by Xu Dahai, Ding He, Dai Meng, Li Shicai a..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has received Daqing Oilfield and PetroChina patent application for Crude Oil High-efficiency Dehydration Device with High-voltage Electric Field Synergistic Centrifugal Effect and Use Method of Crude Oil High-efficiency Dehydration Device. Zhu Shun, Qian Yu, Wang Tao..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has released China Petroleum & Chemical and North China Oil and Gas Branch China Petroleum & Chemical patent application for Multi-field Coupled Condensate Oil Demulsification System and Method. This invention was developed by Ma Yulong, Zhang Zhaonan, Zheng Zheng, L..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has received China Petroleum & Chemical and China Petroleum & Chemical Corp Jiangsu Oilfield Branch patent application for Liquid Gel Breaker for Guanidine Gum and Polymer Fracturing Fluid as Well as Preparation Method and Application of Liquid Gel Breaker. Ma Wei, W..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has published China Petroleum & Chemical and East China Oil & Gas Branch China Petroleum & Chemical patent application for Pulverized Coal Viscosity-reducing Blocking Remover Suitable for Coal-bed Gas Well and Preparation Method of Pulverized Coal Viscosity-reducing ..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Zhongyuan Oilfield Company patent application for Corrosion and Scale Inhibitor. Zhang Wenchang, Dong Yitong, Luo Yanyu, Li Ying, Yin Yina and Jiang Minglong developed the invention. The patent application number..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing patent application for Supercritical Oxidation Reactor and Method for Treating High-salt-content Organic Waste Liquid. The invention was developed by Hou Jili, Zou Liang, Wang ..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has received China Petroleum & Chemical, Sinopec Sales Co Ltd and North China Branch Of Sinopec Sales Co Ltd patent application for Hierarchical Pore Structure Carbon Material, Preparation Method Thereof and Application of Hierarchical Pore Structure Carbon Material ..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd patent application for Sodium-ion Battery Hard Carbon Negative Electrode Material Based on Etching Method and Preparation Method of Sodium-ion Battery Hard Carb..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has released Harbin Engineering University patent application for Novel Spilled Oil Recovery Device Capable of Being Rapidly Laid and Applied to High Sea Conditions. This invention was developed by Zhang Jie, Xin Zhikang, Duan Wenyang, Hu Ning, Xiang Zhihan, Sun Hanx..

Oil & Gas

  |  Sun 10 May 2026

Beijing, May 11 -- State Intellectual Property Office of China has received PetroChina and China University of Petroleum, Beijing patent application for Evaluation Method of Residual Oil Hydrocracking Conversion Degree. Zhang Xiao, Zhang Linzhou, Zhou Zhiyuan, Shi Quan, Lu Jingman, Guan Dong, Zhang Xinyue, Xie Zerui, Yang Xu and..

Oil & Gas

  |  Sun 10 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Zhongyuan Oilfield Company have submitted a patent application for De-compaction Correction Method. Cheng Yang, Wan Tao, Zhang Lixia, Zhu Yajie, Liu Lijuan and Wang Zhenhua developed the invention. The patent application number is CN202410901896 20240705. The patent pu..

Oil & Gas

  |  Sun 10 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Geophysical Res Institute Co Ltd have submitted a patent application for Well-seismic Fusion Reservoir Fluid Identification Method and Device Based on Confidence Coefficient Control. This invention was developed by Ji Yongzhen, Sun Zhentao, Wang Yuxiang, Zheng Xiaoxue and..

Oil & Gas

  |  Sun 10 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Geophysical Res Institute Co Ltd have sought patent for Biased VSP Missing Data Reconstruction Method and Device, Electronic Equipment and Storage Medium. This invention was developed by Cui Shuguo, Lyu Qiuling and Chen Guojin. The patent application number is CN202410..

Oil & Gas

  |  Sun 10 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have submitted a patent application for Selection Method for Drilling Fluid System, Control Device and Storage Medium. This invention was developed by Zhang Mingming, Li Daqi, Zhang Dujie, Liu Jinhua and Kong Yong. T..

Oil & Gas

  |  Sun 10 May 2026

Beijing, May 11 -- China Petroleum & Chemical, SINOPEC Engineering (Group) and Sinopec Sales Co Ltd Zhejiang Petroleum Branch have submitted a patent application for System and Method for Realizing Two-dimensional and Comprehensive Two-dimensional Gas Chromatography. This invention was developed by Wang Qian, Li Yi, Bai Zhengwei..

Oil & Gas

  |  Sun 10 May 2026

Beijing, May 11 -- China Petroleum & Chemical, Sinopec Oilfield Service and Sinopec Petroleum Eng Corp have submitted a patent application for Device and Method for Monitoring Corrosion in Pipeline. This invention was developed by Guan Shanfeng, Wang Tianli, Sun Jiancheng, Wang Zhi, Gu Meixia, Liu Haili, Gui Zhaolong and Yang Ya..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and East China Oil & Gas Branch China Petroleum & Chemical have submitted a patent application for Method for Effectively Removing Shale Organic Carbon Pretreatment Residual Acid. This invention was developed by Wu Yanyan, Wang Yumeng, Gong Yue, Zhang Tingting, Cheng Wei and Chu Yiru..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- Daqing Oilfield and PetroChina have filed a patent application for Temperature Detection Device with Adjustable Insertion Depth and Installation Method Thereof. This invention was developed by Ban Tiebing, Ai Xingbo, Li Haifeng, Sun Yu, Sun Huilai, Liu Guozhen and Sun Junjian. The patent application number ..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- CNPC Shenzhen New Energy Res Institute Co Ltd and PetroChina have submitted a patent application for Geothermal Energy Utilization Method, Intelligent Heat Pump System, Terminal Equipment and Storage Medium. This invention was developed by Fang Chaohe, Xin Fudong, Wang Shejiao, Xiong Bo, Mo Shaoyuan, Li Ting, ..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- PetroChina and Xinjiang Tarim Petroleum Explor And Development Headquarters Co Ltd have submitted a patent application for Liquid Helium Storage and Transportation Filling Device and Filling Pressure Regulation and Control Method. This invention was developed by He Hang, Han Zhanfang, Wu Zheng, Wang Hongfeng, ..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical, Sinopec Oilfield Equipment and Sinopec Zhongyuan Oilfield Company have sought patent for Reciprocating Compressor Flow Adjusting System and Method with Temperature Control Function. This invention was developed by Zheng Pengju, Jin Yonggang, Zou Xing, Wang Youpeng, Du Yuanzong, Ma J..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- Institute of Rock and Soil Mechanics, Chinese Academy of Sciences and CNPC Engineering Tech R&D Co Ltd have submitted a patent application for Slurry Pressure Independent Control Borehole Wall Stability Simulation Equipment and Method Under High-temperature True Triaxial Condition. This invention was developed..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Northwest Oil Field have sought patent for Method for Representing Carbonate Reservoir Charging, Well Area Dynamic Calibration Grading Standard, Product and Application. This invention was developed by Yang Debin, Ma Hailong, Zhang Juan, Zhang Changjian, Wang Zhen and Luo..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical, Sinopec Oilfield Service and Sinopec Jianghan Oilfield Service Corp have submitted a patent application for Method, Device and Equipment for Diagnosing Inter-well Communication Condition of Geothermal Well and Medium. This invention was developed by Zhao Yong, Tang Yu, Zou Shunliang..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and China Petroleum & Chemical Corp Jiangsu Oilfield Branch have filed a patent application for Transverse Wave Prediction Method and Device Applied to Crustal Stress Prediction Scene. This invention was developed by Ma Jie, Pang Quankang, Zhao Yaohua, Tang Lei, Dong Wenyi and Qian Z..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Northwest Oil Field have applied Chinese patent for Well Pattern Construction Method for Fault Control Oil Reservoir Injection-production Space. Zeng Qingyong, Jiang Lin, Guo Chen, Li Qing, Huang Mina and Li Jikang developed it. The patent application number is CN20241..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have applied Chinese patent for Ground Simulation Device and Method Based on Horizontal Well Pitching Steering Fracturing Water Hammer Effect. Jiang Tingxue, Wei Ran, Bian Xiaobing, Li Hongchun, Gao Yuan and Xiao Bo dev..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- Daqing Oilfield and PetroChina have submitted a patent application for Three-component Combination Flooding Mining Index Prediction Method and Device. This invention was developed by Yao Shichun, Wu Xiaolin, Hou Zhaowei, Nie Chunlin, Jiang Wenchao, Lu Shouliang, Wang Haoyu, Chu Yanping, Zhao Changjiu, Tian Yan..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Shengli Oilfield have submitted a patent application for Process Optimization Method for Improving Recovery Efficiency by Gas-assisted Viscosity Reduction and Energy Increase. This invention was developed by Zhang Lei, Yi Zhaolong, Liu Ming, Yu Tiantian, Wang Fei, Wang Zh..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Petroleum Exploration & Prod Res Institute have submitted a patent application for Gas Drive Termination Control Method, Device, Equipment and Medium. Wang Huan, He Yingfu, Ji Bingyu, Cui Shuyue and Li Yongqiang developed the invention. The patent application number is..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical, Sinopec Petroleum Engineering Tech Research Institute Co Ltd and Sinopec Siji Petroleum Machinery have sought patent for Well Cementation Mixed Injection Method and System, Computer Equipment, Storage Medium and Program Product. This invention was developed by Fang Chunfei, Zhang Ye..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have applied Chinese patent for Well Cementation Control Method, System and Equipment, Storage Medium and Computer Program. Zhang Xinyuan, Fang Chunfei, Xu Dawei, Wei Wan, Zhang Le and Shen Xiwei developed it. The pa..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Petroleum Engineering Tech Research Institute Co Ltd have submitted a patent application for Modular Well Cementation Data Designing and Monitoring System Based on Cloud Platform. This invention was developed by Fang Chunfei, Zhang Xinyuan, Xu Dawei, Zhang Le, Shen Xiwei ..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- Daqing Oilfield and PetroChina have submitted a patent application for Hydraulic Toggle Grinding, Milling and Channel Drilling Device and Using Method. This invention was developed by Li Gang, Ma Shengkai, Zhang Shouhua, Han Yanchun, Zhang Hailong, Lin Liang, Lan Chengyu, Wang Biao, Yu Lei and Wu Jiang. The..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- Sinopec Group, Sinopec Oilfield Service, Sinopec Shengli Petroleum Engineering and Intelligent Information Tech Support Center Of Sinopec Shengli Petroleum Engineering Co Ltd have sought patent for Well Drilling Overflow Leakage Detection Method and Device and Medium. This invention was developed by Dong Limin..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- PetroChina and CNPC Engineering Tech R&D Co Ltd have sought patent for Drilling Fluid Treating Agent Filling Device. This invention was developed by Hu Zhijian, Qiao Han, Shao Qiang, Xiao Jianqiu, Xu Binggui, Han Fei, Wang Aiguo, Cheng Jin, Wang Hongwei and Lu Jing. The patent application number is CN202410..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- Daqing Oilfield and PetroChina have applied Chinese patent for Under-pressure Sand Washing Method. Yu Lei, Zhao Qingsen, Lan Chengyu, Dang Han, Ma Shengkai, Wang Lei, Zhang Hongxin, Liu Kai, Wang Biao, Lee Jun Hoo, Wu Jiang and Ma Zhiyuan developed it. The patent application number is CN202410872411 2024070..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- Shengli Oil Field Wanhe Oil Construction Technique Ltd Liability Co Ltd and China University of Petroleum, Beijing have submitted a patent application for Rotatable Blade PDC (polycrystalline Diamond Compact) Drill Bit. This invention was developed by Wei Jiusen, Liu Wei, Li Fengjiao and Fan Yudong. The pat..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- Sinopec Jiangzuan Oil Machinery and Sinopec Oilfield Equipment have sought patent for Circumferential Percussion Drilling Speed Increasing Tool with Anti-idling Function. This invention was developed by Xin Shiyu, Chen Dongfang, Song Jian, Wang Haixia, Xiao Ping and Yin Hong. The patent application number i..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical, East China Oil & Gas Branch China Petroleum & Chemical and Sinopec Taizhou Shale Oil Co Ltd have sought patent for Unmanned Ship for Oil Blocking and Oil Blocking System of Unmanned Ship. This invention was developed by Shen Ji, Wang Bo, Yang Yang, Zhang Shuai, Chen Xiaoming and Zha..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Res Institute Of Petroleum Processing have submitted a patent application for Composite Electrode, Preparation Method Thereof and Method for Preparing Glycollic Acid. This invention was developed by Jin Yuyang, Yu Yeong Chool, Niu Chuanfeng and Ding Shi. The patent app..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have submitted a patent application for Liquefied Petroleum Gas Gas Phase Hydrodesulfurization Method. You Bailing and Niu Shikun developed the invention. The patent application number is CN202410882312 20240703. T..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical, Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd and Sinopec Tianjin Petrochemical Co Ltd have submitted a patent application for Coking Naphtha Hydrogenation Process. This invention was developed by Shi Junlin, Niu Shikun, Bian Xiaoliang, Sun Xuefeng, Li Yang, Dai Men..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have filed a patent application for Hydrogenation Process and Hydrogenation Coupling System for C5 Raffinate Oil. This invention was developed by Dai Meng, Xu Dahai, Li Shicai, Ding He, Li Kunpeng, Li Yang, Niu Shikun..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have submitted a patent application for Hydrogenation Olefin Removal Method for Reformate. Liu Shuai, Niu Shikun, Li Yang, Xu Dahai, Ding He, Dai Meng, Zhou Jiawen and Li Kunpeng developed the invention. The patent..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- Sinopec Engineering and SINOPEC Engineering (Group) have submitted a patent application for System and Method for Producing Various Products by Hydrogenation of Pyrolysis Gasoline. This invention was developed by Liu Jiangfeng, Limet and Wang Wenping. The patent application number is CN202410873246 20240701..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have filed a patent application for Starting Method of Gasoline Hydrogenation Process. This invention was developed by Guo Rong, Sun Jin, Liu Mingrui, Duan Weiyu and Niu Shikun. The patent application number is CN2..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have applied Chinese patent for Hydrogenation Starting Method for Reformate by Using Pt-Pd Catalyst. Guo Rong, Sun Jin, Liu Mingrui, Duan Weiyu and Niu Shikun developed it. The patent application number is CN202410..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have filed a patent application for Shutdown Treatment Method for Diesel Oil Liquid Phase Hydrogenation Device. This invention was developed by Xu Dahai, Chen Lin, Zhang Han, Li Yang and Liang Xinrui. The patent ap..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Dalian Res Institute Petroleum & Petrochemicals Co Ltd have sought patent for Hydrodesiliconization Method for Oil Product. This invention was developed by Sun Jin, Liu Mingrui, Guo Rong and Niu Shikun. The patent application number is CN202410884366 20240703. The pate..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical, Sinopec Oilfield Service, Sinopec Zhongyuan Petroleum Eng Ltd and Drilling Eng Tech Res Institute Sinopec Zhongyuan Petroleum Eng Co Ltd have filed a patent application for Biomass Synthesis-based Drilling Fluid Constructed Based on Alkaline Bio-emulsifier and Preparation Method of ..

Oil & Gas

  |  Mon 11 May 2026

Beijing, May 11 -- China Petroleum & Chemical and Sinopec Sales Co Ltd have submitted a patent application for Preparation Method of Diatomite Coating Material. This invention was developed by Luo Xiaodong, Wang Deyang, Zhao Dongxu, Ren Jingshi and Li Yao. The patent application number is CN202511796583 20251202. The patent p..
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